Fan grille



FIG. 1 shows a front perspective view of a fan grille;

FIG. 2 shows a front view thereof;

FIG. 3 shows a left side view thereof;

FIG. 4 shows a right side view thereof;

FIG. 5 shows a bottom view thereof;

FIG. 6 shows a top view thereof; and,

FIG. 7 shows a rear view thereof.

The broken lines illustrate environmental structure and portion of the fan grille that form no part of the claimed design. 

CLAIM The ornamental design for a fan grille, as shown and described. 